Here is an un-vetted list of film developers (from 2014)
https://www.slrlounge.com/list-mail-order-film-developing-labs/
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The following film processing labs have been recommended by various photo forum members. The ones I have actually tried are marked with an asterisk (*) Prices and services may have changed.
11/6/15
Miller's, by FujiX-Forum member robert (admin)
Labs in Pittsburg, KS and Columbia, MO
https://www.millerslab.com/home
Many print services aimed at wedding photogs and schools, and C41 processing, but no E-6 ?
Can't get price list/order from without signing up for an account
8/3/18, by FujiX-Forum member beakhammer
The Darkroom, San Clemente, CA,
https://thedarkroom.com/product/35mm-film-developing/
Develop and Super Scan (c41) @ $20 - add $3 for E-6
https://thedarkroom.com/scans/
Super Scans @ 4492×6774 pixels or 87.1 MB files uncompressed (max qual JPGs)
8/14/18, by FujiX-Forum member Activatedfx:
Richard Photo Lab, Los Angeles,
http://www.richardphotolab.com
https://www.richardphotolab.com/services/film
C41+scan is a little higher than Darkroom, E-6 + scan is very high!
8/14/18, by FujiX-Forum member, Michael Teresko
Photolab (Photolaboratory), Berkeley, CA
https://www.photolaboratory.com/film-processing.html
C41 develop and "hi-res" scan @ $20, but no resolution numbers given
E-6 develop and mount @ $14, but not sure what scanning would cost ?
Standard b&w processing in Kodak Xtol
Also offers "special" b&w processing in Acufine, Rodinal, or HC110
Precision Photo, Austin, TX
https://www.precision-camera.com/b-w-film-developing-35mm/
http://www.precision-camera.com/color-film-developing
http://www.precision-camera.com/photo-lab/archiving/film-scans/
C41 + Ultra Hi res scans @ $19
E-6, mounted @ $12.75 + $12 for Ultra-Hi res scans (?)
*Dwaynes, Parsons, KS
https://www.dwaynesphoto.com
Large JPGs (24-34MB), but, based on my experience in Aug. 2018,
strange speckled artifacts; not recommended for scans
1/12/19 by a Pentax Forum member
*Process One, KC MO area
ProPhoto, Orange County
https://www.prophotoconnection.com/film-processing-scanning
*Simple Film Lab, Petaluma, CA
https://adrianbacon.com
Mailing address Simple Photography Services
1390 N. McDowell Blvd.
Ste. G, PMB274
Petaluma, CA. 94954
Photrio Member - Adrian Bacon will process B&W in a variety of chemistries (as well as E-6 slides, C-41 color negatives - scanning services, too
7/25/19 - sent 1 roll Kodak Ektar for develop+basic scan @ $15 which includes return postage
Good communication: I got an email when they received my film, and again when shipped.
The
FIND Lab - Orem, UT
https://thefindlab.com
8-2018 - FujiX-Forum member Rhaegar uses THE FIND LAB for C-41 processing and scanning of Ektar, Provia, and other films (medium format). Says scans need only minor tweaks.
Basic Scans includes developing, scanning, minor color and density correction in scanner, and labeling of folders for corresponding film stocks. … expectation that some editing will [may] be required on our client’s end. $14-21, depending on scan resolution.
"Basic +" adds "feedback" for $2/roll