Buug comprises 27 barangays with an estimated population of 40,404. 20 of its barangays (74%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Agutayan | 1,302 | 0 | Dead zone: no towers from any source |
| Bagong Borbon | 671 | 0 | Dead zone: no towers from any source |
| Basalem | 3,839 | 3 | Crowdsourced signal only (no registered tower) |
| Bawang | 941 | 0 | Dead zone: no towers from any source |
| Bliss | 749 | 0 | Dead zone: no towers from any source |
| Bulaan | 1,474 | 0 | Dead zone: no towers from any source |
| Compostela | 916 | 0 | Dead zone: no towers from any source |
| Danlugan | 343 | 0 | Dead zone: no towers from any source |
| Datu Panas | 850 | 0 | Dead zone: no towers from any source |
| Del Monte | 2,357 | 2 | Crowdsourced signal only (no registered tower) |
| Guintuloan | 260 | 0 | Dead zone: no towers from any source |
| Guitom | 101 | 0 | Dead zone: no towers from any source |
| Guminta | 2,821 | 2 | Crowdsourced signal only (no registered tower) |
| Labrador | 1,950 | 0 | Dead zone: no towers from any source |
| Lantawan | 720 | 0 | Dead zone: no towers from any source |
| Mabuhay | 430 | 0 | Dead zone: no towers from any source |
| Maganay | 1,339 | 6 | Crowdsourced signal only (no registered tower) |
| Manlin | 8,332 | 15 | Crowdsourced signal only (no registered tower) |
| Muyo | 685 | 1 | Crowdsourced signal only (no registered tower) |
| Pamintayan | 928 | 0 | Dead zone: no towers from any source |
| Pling | 373 | 0 | Dead zone: no towers from any source |
| Poblacion | 3,991 | 8 | Crowdsourced signal only (no registered tower) |
| Pulog | 815 | 0 | Dead zone: no towers from any source |
| San Jose | 328 | 0 | Dead zone: no towers from any source |
| Talairan | 1,317 | 0 | Dead zone: no towers from any source |
| Talamimi | 991 | 0 | Dead zone: no towers from any source |
| Villacastor (Galit) | 1,581 | 0 | Dead zone: no towers from any source |