Ali Raza is a digital marketing professional and telecommunications researcher with over 7 years of experience in coding, SEO, and data analysis.
As the founder of AppBlockCache.com, he specializes in tracking area code changes, overlays, and splits across the North American Numbering Plan (NANP). Ali holds certifications from SEMrush, Google Courses, and Coursera, and has authored 3,000+ blog posts on technology and telecommunications. He personally verifies every area code entry against official NANPA and FCC databases to ensure users have access to accurate, current information about area codes and time zones across all 50 US states.