Lookup › OCN 9533
OCN 9533 — AT&T
Operating Company Number (OCN) 9533 identifies AT&T in North American telephone routing records.
| OCN | 9533 |
|---|---|
| Company | AT&T |
| Numbers in directory | 0 |
Area codes with AT&T numbers
- 210 (8)
- 281 (4)
- 956 (3)
- 314 (3)
- 316 (3)
- 214 (3)
- 870 (2)
- 409 (2)
- 713 (2)
- 972 (1)
- 254 (1)
- 512 (1)
- 636 (1)
- 806 (1)
- 817 (1)
- 832 (1)
- 903 (1)
More
Reverse phone lookup · Browse all area codes
Last updated: January 28, 2026