Phone numbers in Perryville, Maryland
Perryville has 9 phone prefixes in area codes 410, 443, 667.
Biggest holders: Verizon Wireless, Idt America, Verizon (local phone). This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 22%
- Local phone company 11%
- Internet / business phone carrier 67%
Every prefix in Perryville
Search the first six digits of a number in this list. If it's here, the number started in Perryville with the carrier shown. If it isn't, check the Maryland page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 410-618 | Idt America | Internet / business phone carrier | 2011 |
| 410-642 | Verizon (local phone) | Local phone company | – |
| 443-206 | Verizon Wireless | Mobile carrier | – |
| 443-252 | Verizon Wireless | Mobile carrier | 2009 |
| 443-693 | Teleport Communications America | Internet / business phone carrier | – |
| 443-947 | Windstream (PAETEC) | Internet / business phone carrier | – |
| 667-236 | Core Communications | Internet / business phone carrier | 2018 |
| 667-387 | Onvoy | Internet / business phone carrier | 2021 |
| 667-737 | TON80 Communications | Internet / business phone carrier | 2022 |
Most prefixes are pooled: the 10,000 numbers in each are handed out in blocks of 1,000 to different carriers, and people can also take their numbers to another carrier. So the carrier shown is where the prefix started, not a guarantee about any one number. Source: NANPA central office code records, 2026-10-10.