Mr. Nice Guy Costa Mesa
1854 Newport Blvd
Costa Mesa, CA 92627
(714) 439-1718
7:00 AM–10:00 PM daily
Store pageOrder online · Pickup in 30 min · Lab tested
Costa Mesa · Adults 21+
What sets Mr. Nice Guy Costa Mesa apart
Mr. Nice Guy is a locally owned licensed retailer, not a house-brand-only shop. Costa Mesa shoppers can use Newport Blvd or Harbor Blvd. Menu is multi-brand. Adults 21+.
Mr. Nice Guy Costa Mesa Harbor
2845 Harbor Blvd
Costa Mesa, CA 92626
(714) 439-1719
7:00 AM–10:00 PM daily
Store pageBest cannabis dispensary in Costa Mesa: What sets them apart
Competitor NAP from Leafly, retrieved 2026-09-14. House-brand vs independent is a business-model label, not a ranking. Mr. Nice Guy does not publish a loyalty percentage on this page.
| Mr. Nice Guy | STIIIZY Costa Mesa | South Coast Safe Access | |
|---|---|---|---|
| Address | 1854 Newport Blvd, 92627 · 2845 Harbor Blvd, 92626 | 2710 Harbor Blvd, Costa Mesa, CA | 2001 Harbor Blvd, Suite 101, Costa Mesa, CA |
| Phone | (714) 439-1718 · (714) 439-1719 | (949) 418-1133 | (949) 722-7272 |
| Hours | 7:00 AM–10:00 PM daily | 7:00 AM–9:45 PM daily (Leafly) | Listed on Leafly as open until 10:00 PM |
| Product range | Multi-brand catalog | House-brand retail | Independent retailer |
| Online ordering | Yes — pickup | Listed on Leafly | Listed on Leafly |
| Delivery | Not published here | Not cited here | Not cited here |
| Costa Mesa shops | 2 (1854 Newport Blvd; 2845 Harbor Blvd) | 1 listed | 1 listed |
| Model | Locally owned licensed retailers (California and Oregon). Multi-brand catalog. 22 licensed shops. | House-brand retail | Independent retailer |
| License | C10-0001197-LIC · C10-0001217-LIC | C10-0001220-LIC | C10-0001278-LIC |
| Loyalty | Not published here | $1 store credit per $100 (published on Leafly) | Not cited here |
| Age | 21+ | 21+ (Leafly) | 21+ (Leafly) |