# Receiving packages and parcels at a CMRA

> How packages from FedEx, UPS, DHL, and USPS are handled at a virtual mail address — which carriers a CMRA can accept, who signs for deliveries, size and weight limits, perishables and prohibited items, storage windows and fees, consolidating shipments to save money, international forwarding considerations, and how mailnow.ai handles each.

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A virtual business address is great for letters and statements, but the moment you actually start using it as the headquarters of a real company, packages start showing up too. A laptop from your supplier. A sample shipment from a manufacturer. A returned product from a customer. A contract you asked to be FedEx'd overnight. A box of marketing swag a vendor sent without warning. Most virtual mailbox providers aren't very specific about how any of this works — they just call it 'package handling' and leave you to find out the details when something arrives.

This article walks through how packages and parcels are actually handled at a Commercial Mail Receiving Agency (CMRA): which carriers we can accept, who signs on your behalf, the practical size and weight limits, what's prohibited, how long things stay before storage fees kick in, how to consolidate shipments so you don't pay to forward five boxes when one would do, what changes when a package is coming from or going overseas, and how mailnow.ai handles each piece. Where it matters, we'll be specific about our defaults — and where there are honest tradeoffs to a virtual address, we'll name them.

## Which carriers a CMRA can accept

One of the underrated upsides of a CMRA address over a PO Box is that it's a real street address with a person there to sign. That single fact unlocks delivery from every major carrier, not just USPS. A PO Box can only receive USPS mail and packages — UPS, FedEx, and DHL won't deliver to a PO number, and many third-party drop-shippers won't ship there either. A CMRA address looks like a regular commercial suite to the carrier's routing system, which means anything that can be shipped to a business can be shipped to you.

In practice that includes USPS Priority Mail, Priority Express, First-Class Package, Media Mail, and Parcel Select; UPS Ground, 2nd Day Air, Next Day Air, and Worldwide Saver; FedEx Ground, Home Delivery, Express, International Priority, and SmartPost; DHL Express and eCommerce; and most regional carriers like OnTrac, LaserShip, and CDL. We also accept courier deliveries (a person walking in with a clipboard) and bonded freight handoffs as long as you've told us in advance what's coming.

> **One address, every carrier** — If a sender or supplier asks you for a separate UPS-only or FedEx-only address, you don't need one. Give them the same PMB-formatted CMRA address you use for letters; the carrier will route it to the building and our staff will sign on your behalf.

## Signing for deliveries on your behalf

Form 1583 — the notarized authorization that lets us receive your mail in the first place — also covers package acceptance. By signing it, you've appointed the CMRA as your agent for accepting delivery from USPS and from any other carrier that drops off mail or parcels addressed to you at our facility. That means our staff can sign for routine deliveries, signature-required deliveries, and Adult Signature Required deliveries on your behalf without you ever needing to be on site.

There are two practical exceptions worth knowing about. First, deliveries that require the named addressee personally — typically restricted-delivery USPS mail, certain DEA-controlled or pharmacy shipments, and a small number of legal documents that have to be served on the recipient in person — can't be accepted by an agent. The carrier will leave a notice and we'll let you know so you can decide whether to redirect the package or pick it up at the carrier's facility. Second, some shippers require a government ID match at the door (for example, age-restricted alcohol shipments under state law); those usually have to be re-routed to a residential address you can sign at personally.

When we sign for a package, we log the carrier, tracking number, weight, dimensions, and the timestamp of acceptance into your account. The signature itself goes on the carrier's device under our staff name with a note that it's signed on your behalf — we don't sign your name, because that would misrepresent who actually accepted the package, and that detail can matter later if there's a dispute about whether something arrived damaged or never arrived at all.

## Size and weight limits

Packages get expensive to handle once they cross from 'parcel' into 'freight,' both for the carrier and for the receiving facility. Most CMRAs set practical limits aligned with what fits comfortably in a regular receiving area; ours is similar to industry standard, with a little more headroom than the cheapest providers offer.

| Item | Limit | Notes |
| --- | --- | --- |
| Single package weight | Up to 70 lb | Standard carrier max for ground service. Heavier may require freight handling. |
| Single package size | Up to 108" length + girth | Same as the USPS / UPS / FedEx oversize threshold. |
| Pallet or LTL freight | By prior arrangement | Email us at least 48 hours ahead so we can plan dock space. |
| Multiple-piece shipments | No fixed cap | We'll bundle them under one mail item in your dashboard. |
| Letters & flats | No fixed cap | Anything that fits a normal mailbox is included with your plan. |

Anything outside those limits — a pallet from a manufacturer, an oversized display unit, a piece of equipment — we can still receive, but we ask for a heads-up before it arrives so we can reserve dock space and have the right equipment on hand. Without notice, the carrier may refuse the delivery at our door, which is no good for you and no good for them.

## Perishables and prohibited items

A virtual mail facility is not a refrigerated warehouse, and it's not a controlled-substance handler. Some categories of shipment we simply can't accept; others we can accept but only with very narrow conditions. The rule of thumb: if it has to stay cold, has to ship the same day it arrives, or is regulated by a federal agency, treat the CMRA address as the wrong destination.

- Perishable food, fresh produce, refrigerated meal kits, fresh flowers — we have no cold storage, and these will spoil before forwarding.
- Live animals or insects — never. Carriers shouldn't accept them for this destination, but if one slips through we'll refuse at the door.
- Hazmat, lithium-ion batteries above carrier limits, fireworks, ammunition, firearms — refused; ship to a residential address or licensed FFL instead.
- Cannabis or cannabis-derived products (including hemp-derived) — refused under USPS policy regardless of state legality.
- Prescription medication — only with the patient's explicit consent and not where state pharmacy law requires personal pickup.
- Cash, bullion, or bearer instruments — we'll accept and store, but we strongly recommend insured forwarding the same week.
- Alcohol — accepted only where state and carrier rules allow agent acceptance; many states require the named recipient on site.

> **When in doubt, ask before you ship** — If you're not sure whether something is allowed, send us the carrier and item description before the package ships. It's much cheaper to redirect it at the source than to refuse and return it from our dock.

## Storage windows and fees

Letters and flats are scanned, summarized, and added to your dashboard the same business day they arrive — there's no per-piece storage clock for normal mail under your plan. Packages are different, because they take physical floor space, and that space costs money. The longer a parcel sits, the more it crowds out incoming mail for every other customer at the facility.

Our default policy is generous compared to the industry: every package gets 30 free days of storage from the day it's logged into your account. After that, a small per-package per-day storage fee applies, scaled to the size of the package. A small box (under one cubic foot) is a few cents a day; a large box or oversized item is a few dollars a day. The grace period is the same whether you have one package or twelve, and it resets per package, not per account, so consolidating shipments doesn't shorten anyone's clock.

Two things will pause the storage clock. First, if you've initiated a forwarding request and we're waiting on a label or address, the days between request and ship-out don't count. Second, if a package is held because of a customs or regulatory question (international inbound shipments mostly), the clock pauses while we sort it out. Outside of those cases, the clock runs whether or not you've logged in.

## Consolidating shipments to save money

The single biggest way to save money on package forwarding is to combine multiple parcels into one outbound shipment. Carriers price by weight and dimensional weight, but they also charge a base 'pickup' cost per package — five 1-pound boxes shipped separately is meaningfully more expensive than one 5-pound box, especially internationally. Consolidation is also where a CMRA address starts paying for itself if you're using it as a procurement hub: you can have suppliers ship to your virtual address all month, then forward a single combined box at the end of the month.

When you request consolidation in the dashboard, we'll repack the items into the smallest box that fits them safely, weigh and remeasure, and quote you the consolidated rate side-by-side with what shipping each box separately would have cost. You approve, we ship. We don't repack fragile or pre-sealed retail items unless you explicitly ask us to — for those, the safest path is usually to keep them in the original packaging and combine only the loose items.

- Tell us up front if you want a default rule (e.g. 'always consolidate anything sitting more than 7 days') so you don't have to approve every batch manually.
- Provide your own carrier account if you have a negotiated rate — we'll bill the carrier directly and only charge for the repacking labor.
- For international consolidation, give us the destination country and intended use; the customs paperwork is where most savings get eaten if it's done wrong.

## International forwarding considerations

Forwarding a package overseas is the most regulation-heavy thing a CMRA does, and it's the place where 'cheapest' and 'cheapest that actually arrives' diverge most. Every international shipment requires a customs declaration with the contents, declared value, country of origin for each item, harmonized tariff (HS) code, and a statement of whether the package is a gift, a sale, a sample, or a return. Get any of those wrong and the package can be held at the destination customs office, returned to sender at your expense, or assessed surprise duties that the recipient is then required to pay before they can pick it up.

There are also categories that are legal to receive in the US but illegal to export to certain countries, and categories that are restricted under US export-control rules regardless of destination — encryption hardware, certain electronics, and anything with dual-use military applications. We don't and can't give you legal export advice, but we will flag obvious cases at the dashboard before you confirm a forwarding request, and we'll refuse to ship anything that the carrier itself won't accept for the destination.

- Declared value should match what the item is actually worth — under-declaring to dodge duties is fraud, and the recipient (you, in this case) is who gets fined.
- DDP ('Delivered Duty Paid') vs DDU/DAP ('Delivered Duty Unpaid') changes who pays duties at the destination. DDP is more expensive up front but avoids surprise bills on arrival.
- Lithium batteries, magnets, liquids, aerosols, and anything with a power source have country-by-country restrictions; check before you assume the carrier will accept the shipment.
- Returns to a foreign supplier should be marked as 'returned goods' with the original commercial invoice attached — otherwise the supplier may be re-charged duty on their own product.

## How mailnow.ai handles each step

When a package arrives, we accept it at the door, sign on your behalf where allowed, log the carrier and tracking number, weigh and measure it, photograph the exterior, and add it to your dashboard the same business day. You'll see a notification with the sender (when we can read it from the label), the size, the carrier, and an option to forward, hold, consolidate, or return-to-sender. Storage starts at 30 days free; after that we show a running daily cost on the package card so there are no surprises at month-end.

Forwarding is on-demand: you pick the destination, the carrier and service level (we show real quotes from USPS, UPS, FedEx, and DHL side by side), and whether you want insurance, signature confirmation, or a customs declaration assist for international shipments. Consolidation is a one-click option whenever you have two or more packages on hand. Refusals and returns to sender are free as long as we haven't broken the carrier's seal yet. And every package event — arrival, photo, forwarding, delivery confirmation — stays in your account history so you have a clean paper trail if you ever need to dispute a delivery with a carrier or a sender.

> **Tell us about big stuff in advance** — If you're expecting a pallet, an oversized item, or anything outside the standard parcel limits, drop us a note in the dashboard before it ships. A quick heads-up makes the difference between 'received and logged' and 'refused at the door.'

## Get a real US address that can actually receive your packages

If your business depends on receiving anything more than envelopes — supplier samples, returns, hardware, swag, contracts — a virtual address with proper package handling pays for itself almost immediately, both in the carriers it unlocks and in the time you stop spending coordinating individual deliveries. Sign up with mailnow.ai, complete your Form 1583, and start using one address for letters, parcels, and freight from every carrier that delivers in the United States.