GTT

Guyana ★★★ Verified Customer: 0488

GTT (Guyana Telephone & Telegraph Company) is Guyana's incumbent operator, a US-owned company holding monopolies on the only landline service, the largest ISP, and historically international voice and undersea cables. The mobile business was rebranded from Cellink Plus to GTT+ in 2015 and recently to OneComm. It has slightly better coverage than Digicel in Guyana, offering 2G (900MHz), 3G HSPA+ (850MHz, locally branded '4G'), and 4G LTE (700MHz Band 28 + 1800MHz Band 3, with cities like Georgetown and New Amsterdam covered by 2019). SIM card price: GYD 2,000. Main USSD: *100# for the master menu (balance, data, transfer, roaming, LendMe loan), *123# for data balance, *129# for own number, *100*9# for data roaming activation, *100*3# for LendMe loan query. Area code 592.