---
title: "Verizon Maryland phone number prefixes"
url: "https://lookvalid.com/carriers/verizon-maryland.md"
canonical_url: "https://lookvalid.com/carriers/verizon-maryland"
last_updated: "2026-10-19"
type: "reference"
summary: "Verizon Maryland holds 1,075 of the 197,646 phone prefixes in service (<1%), across 1 states and territories and 5 area codes, per NANPA."
related: ["https://lookvalid.com/carriers.md", "https://lookvalid.com/tools/carrier-lookup.md"]
---

# Verizon Maryland phone number prefixes

Verizon Maryland holds 1,075 of the 197,646 phone prefixes in service (<1%), across 1 states and territories and 5 area codes, per NANPA.

Verizon Maryland is one of the largest holders of North American phone number prefixes. NANPA assigned it 1,075 of the 197,646 central office codes in service, <1% of the total.

## Holder type

No description is known for this holder, so it is not labeled mobile, landline or wholesale.

## Facts

- Prefixes held: 1,075 of 197,646 in service (<1%)
- States and territories: 1
- Area codes: 5
- Pooled prefixes: 500 of 1,075 (47%)
- Thousands-blocks held in pooled prefixes: 368
- Rate centers: 164
- Registered names: Verizon Maryland, INC.
- Operating company numbers under this name: 1

## Prefixes by state or territory

| State or territory | Prefixes |
| --- | --- |
| MD | 1,075 |

## Prefixes by area code

| Area code | Prefixes |
| --- | --- |
| [410](https://lookvalid.com/area-code/410.md) | 507 |
| [301](https://lookvalid.com/area-code/301.md) | 463 |
| [443](https://lookvalid.com/area-code/443.md) | 55 |
| [240](https://lookvalid.com/area-code/240.md) | 48 |
| [667](https://lookvalid.com/area-code/667.md) | 2 |

## Caveats

The holder is the company NANPA assigned the codes to, under the legal name it registered, which can differ from the brand customers see. Numbers port, so a number in one of these prefixes may now be with another carrier. To see which carrier holds a number's block, use the [carrier lookup](https://lookvalid.com/tools/carrier-lookup.md).

See all holders in the [ranked table](https://lookvalid.com/carriers.md).

Source: NANPA central office code report dated 2026-10-17 and thousands-block report dated 2026-10-17.

## Related

- [Largest phone number holders by prefix](https://lookvalid.com/carriers.md)
- [Free carrier lookup](https://lookvalid.com/tools/carrier-lookup.md)