Chittagong Online Limited (COL) is an ISP & IPTSP that has a license and operates in Bangladesh. They are delivering Bandwidth, Internet Telephony & other IT related services & solutions. COL is the first E1 Digital ISP for dial-up in Bangladesh and in Chittagong to create a Metro Optical Fiber backbone in Chittagong. It's also the biggest Optical fiber network deliverer and they established 25 POP stations only in Chittagong Metropolitan Area that make available to connect user easily with low cost investment.
COL’s major service is fibre optic for corporate needs. COL setup the service via fiber optic cable via taking into consideration the following points –first is - extremely high bandwidth, higher upload bandwidth compared with other broadband systems, dedicated full speed Internet up to 20 km from the fibre exchange point (i.e. 100 Mbps), early detection of cable damage and secure transmissions.