Phone numbers in Portland, Indiana
Portland has 7 phone prefixes in area code 260.
Biggest holders: AT&T Mobility, Brightspeed Of Indiana, Verizon Wireless. This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 57%
- Local phone company 29%
- Internet / business phone carrier 14%
Every prefix in Portland
Search the first six digits of a number in this list. If it's here, the number started in Portland with the carrier shown. If it isn't, check the Indiana page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 260-202 | AT&T Mobility | Mobile carrier | 2009 |
| 260-251 | Verizon Wireless | Mobile carrier | 2002 |
| 260-389 | Onvoy | Internet / business phone carrier | 2026 |
| 260-703 | AT&T Mobility | Mobile carrier | – |
| 260-726 | Brightspeed Of Indiana | Local phone company | – |
| 260-729 | Brightspeed Of Indiana | Local phone company | – |
| 260-766 | T-Mobile (including Sprint) | Mobile carrier | 2006 |
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.