Old Panamao comprises 31 barangays with an estimated population of 13,110. 27 of its barangays (87%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Asin | 821 | 0 | Dead zone: no towers from any source |
| Bakud | 232 | 0 | Dead zone: no towers from any source |
| Bangday | 281 | 0 | Dead zone: no towers from any source |
| Baunoh | 591 | 0 | Dead zone: no towers from any source |
| Bitanag | 224 | 0 | Dead zone: no towers from any source |
| Bud Seit | 293 | 0 | Dead zone: no towers from any source |
| Bulangsi | 267 | 0 | Dead zone: no towers from any source |
| Datag | 216 | 0 | Dead zone: no towers from any source |
| Kamalig | 298 | 0 | Dead zone: no towers from any source |
| Kan Asaali | 290 | 0 | Dead zone: no towers from any source |
| Kan Ukol | 446 | 0 | Dead zone: no towers from any source |
| Kan-Dayok | 588 | 0 | Dead zone: no towers from any source |
| Kan-Sipat | 210 | 1 | Crowdsourced signal only (no registered tower) |
| Kawasan | 187 | 0 | Dead zone: no towers from any source |
| Kulay-kulay | 235 | 0 | Dead zone: no towers from any source |
| Lakit | 128 | 0 | Dead zone: no towers from any source |
| Lower Patibulan | 749 | 0 | Dead zone: no towers from any source |
| Lunggang | 349 | 0 | Dead zone: no towers from any source |
| Parang | 470 | 0 | Dead zone: no towers from any source |
| Pugad Manaul | 262 | 0 | Dead zone: no towers from any source |
| Puhagan | 346 | 0 | Dead zone: no towers from any source |
| Seit Higad | 208 | 0 | Dead zone: no towers from any source |
| Seit Lake (Pob.) | 748 | 3 | Crowdsourced signal only (no registered tower) |
| Su-uh | 1,795 | 1 | Crowdsourced signal only (no registered tower) |
| Tabu Manuk | 443 | 0 | Dead zone: no towers from any source |
| Tandu-tandu | 399 | 0 | Dead zone: no towers from any source |
| Tayungan | 532 | 2 | Crowdsourced signal only (no registered tower) |
| Tinah | 176 | 0 | Dead zone: no towers from any source |
| Tubig Gantang | 443 | 0 | Dead zone: no towers from any source |
| Tubig Jati | 234 | 0 | Dead zone: no towers from any source |
| Upper Patibulan | 649 | 0 | Dead zone: no towers from any source |