Comcast phone numbers
Comcast holds 2,070 phone prefixes in 53 states and territories.
Internet / business phone carrier Numbers in this prefix were assigned to a carrier that mainly serves internet phone services, cable phone and business lines.
What it means. Comcast mainly sells internet and business phone service. Numbers like these can be rented in bulk for a low price, which is why legitimate call centers, apps and robocallers all use them. A call from this kind of prefix is not a warning by itself, but it's a reason to verify who is calling.
See why the number on your screen can be faked.
Where Comcast numbers are
| State | Prefixes |
|---|---|
| California | 209 |
| Virginia | 169 |
| Pennsylvania | 132 |
| Massachusetts | 127 |
| Florida | 122 |
| Georgia | 116 |
| Illinois | 92 |
| Michigan | 87 |
| Texas | 78 |
| Oklahoma | 70 |
| Arizona | 65 |
| Louisiana | 64 |
Area codes with the most Comcast prefixes
75773 40541 60340 61936 77035 78135 40135 34631 94929 47027 70227 71727 48026 86026 80426 47925 80225 97823 90422 33722 72021 50821 40221 54021 60220 73420 91219 70819 57119 20918
About 93% of these prefixes are pooled (shared with other carriers in blocks). The carrier on any one number can differ if the owner switched carriers. Source: NANPA central office code records, 2026-10-10.