Nicaraguan Institute of Telecommunications and Postal Services (TELCOR) Type Approval in Nicaragua We provide high-quality and reliable services for approval in Nicaragua. Our affiliation with authorities in Nicaragua and relationship with the Nicaraguan Institute of Telecommunications and Postal Services, as well as our knowledge in the homologation of consumer wireless products, automotive and Short-Range Devices in the ISM-Frequency band, will create your market access to Nicaragua trouble-free and cost-effective.