C-41 is the standard chromogenic process for color negative film such as Kodak Gold, Portra, and Fujicolor. Chemistry runs at about 38°C on minilab machines such as Noritsu or Fuji Frontier. Typical turnaround is a few days to a week depending on the lab.
5 labs
Fujicolor Hokuriku, 2-83 Nishiizumi, Kanazawa, Ishikawa 921-8043, Japan
2-43 Irie, Kanazawa, Ishikawa 921-8011, Japan
Ro-口177-1 Asanohonmachi, Kanazawa, Ishikawa 920-0841, Japan
13-5 Oyamamachi, Kanazawa, Ishikawa 920-0918, Japan
2-chōme-83 Nishiizumi, Kanazawa, Ishikawa 921-8043, Japan