Ocean City, MD — rate center
Ocean City is a telephone rate center in Maryland served by area codes 410, 443, 667. A rate center is the locality the phone industry uses to anchor numbers for billing; every prefix listed below is registered here.
12 central-office prefixes are currently anchored to this rate center, held by 7 different carriers. Pooling applies to 8 of them — individual thousands-blocks may belong to different companies.
Routing-wise it sits in LATA 242.
Because 410, 443, 667 all serve this territory, two Ocean City numbers can look completely different while being neighbors — check the prefix, not just the area code.
Treat this data as geography of the number, not of the caller: porting, VoIP and caller-ID spoofing all detach the two. When a call matters, hang up and call back through an official number.
Prefixes anchored to Ocean City
| Prefix | Code holder | Pooled |
|---|---|---|
| 410-213 | VERIZON MARYLAND, INC. | Yes |
| 410-250 | VERIZON MARYLAND, INC. | No |
| 410-289 | VERIZON MARYLAND, INC. | No |
| 410-390 | TELEPORT COMMUNICATIONS AMERICA, LLC - MD | Yes |
| 410-520 | VERIZON MARYLAND, INC. | Yes |
| 410-524 | VERIZON MARYLAND, INC. | No |
| 410-723 | VERIZON MARYLAND, INC. | No |
FAQ
What area code is Ocean City, MD?
Ocean City is served by 3 area codes — 410, 443, 667 — which overlay the same territory.
How many prefixes does Ocean City have?
12 active NXX prefixes are anchored to this rate center in NANPA records, held by 7 carriers.
Is a call from a Ocean City prefix really from Ocean City?
Not necessarily. The prefix marks where the number block was issued; porting, VoIP and spoofing all detach calls from that geography.